datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2005,01 0:30:00,31 ,       0,133.5504,32.62417,35.48878
twpcmbeC2.c1,2005,01 1:30:00,28 ,       0,89.52811,30.21378,30.89089
twpcmbeC2.c1,2005,01 2:30:00,30 ,       0,126.9312,23.44967,27.94609
twpcmbeC2.c1,2005,01 3:30:00,30 ,       0,175.8532,25.26426,  39.155
twpcmbeC2.c1,2005,01 4:30:00,30 ,       0,188.7924,31.18426,46.75524
twpcmbeC2.c1,2005,01 5:30:00,31 ,       0,66.16392,23.79076,22.03992
twpcmbeC2.c1,2005,01 6:30:00,31 ,       0, 135.953,34.31717,41.69208
twpcmbeC2.c1,2005,01 7:30:00,31 ,       0,129.7169,34.56493,35.67296
twpcmbeC2.c1,2005,01 8:30:00,29 ,       0,203.3846,30.82569,46.77077
twpcmbeC2.c1,2005,01 9:30:00,29 ,       0,125.9837, 28.0527,32.43723
twpcmbeC2.c1,2005,0110:30:00,28 ,       0,115.1932,30.94756,32.98671
twpcmbeC2.c1,2005,0111:30:00,28 ,       0,101.4447,29.22793,26.40125
twpcmbeC2.c1,2005,0112:30:00,25 ,       0,136.5836,34.19599,39.73567
twpcmbeC2.c1,2005,0113:30:00,28 ,       0,141.2719,29.91815, 36.0387
twpcmbeC2.c1,2005,0114:30:00,29 ,       0,173.5749,36.10996,43.79868
twpcmbeC2.c1,2005,0115:30:00,28 ,       0,122.1544,29.08357,31.00286
twpcmbeC2.c1,2005,0116:30:00,30 ,       0,148.1385,23.31662,29.04195
twpcmbeC2.c1,2005,0117:30:00,29 ,0.233669,88.21902,20.86278,24.06023
twpcmbeC2.c1,2005,0118:30:00,28 ,       0,108.7632,25.36774,31.06957
twpcmbeC2.c1,2005,0119:30:00,31 ,       0,82.28085,24.55309,23.22612
twpcmbeC2.c1,2005,0120:30:00,29 ,       0,107.7983,30.93636,30.47797
twpcmbeC2.c1,2005,0121:30:00,29 ,0.079183,98.95955,28.97466,29.07699
twpcmbeC2.c1,2005,0122:30:00,30 ,       0,75.99382,21.09798,20.24753
twpcmbeC2.c1,2005,0123:30:00,31 ,       0,122.0974,30.85282,30.91305